代码示例 package com.example.demo.config;import org.springframework.context.annotation.Configuration;import org.springframework.scheduling.annotation.EnableScheduling;import org.springframework.scheduling.annotation.Scheduled;import jav
代码示例
package com.example.demo.config;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.annotation.Scheduled;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
/**
* 定时任务
* https://blog.csdn.net/enthan809882/article/details/103742811
*/
@Configuration
@EnableScheduling
public class ScheduleConfiguration {
/**
* 间隔执行,启动的时候就会执行一次
*/
@Scheduled(fixedDelay = 1000 * 5) // 5秒
public void fixedTask() {
System.out.println("fixedTask: " + LocalDateTime.now());
// 执行日志
// fixedTask: 2023-01-16T18:07:12.526
// fixedTask: 2023-01-16T18:07:17.531
// fixedTask: 2023-01-16T18:07:22.533
// fixedTask: 2023-01-16T18:07:27.535
}
/**
* 定时执行 秒 分 时 日 月 周
*/
@Scheduled(cron = "*/5 * * * * *") // 间隔5秒
public void cronTask() {
System.out.println("cronTask: " + LocalDateTime.now());
// 执行日志
// cronTask: 2023-01-16T18:06:15.005
// cronTask: 2023-01-16T18:06:20.004
// cronTask: 2023-01-16T18:06:25.005
// cronTask: 2023-01-16T18:06:30.005
}
}
完整代码:https://mouday.github.io/spring-boot-demo/#/SpringBoot-Schedule/README
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